<template>
  <el-card class="box-card">
    <div slot="header" class="clearfix">
      <span>基本资料</span>
    </div>
    <!-- 表单 -->
    <el-form
      :model="userForm"
      :rules="userFormRules"
      ref="userFormRef"
      label-width="100px"
    >
      <el-form-item label="登陆名称" prop="username">
        <el-input v-model="userForm.username" disabled></el-input>
      </el-form-item>
      <el-form-item label="用户昵称" prop="nickname">
        <el-input v-model="userForm.nickname"></el-input>
      </el-form-item>
      <el-form-item label="邮箱" prop="email">
        <el-input v-model="userForm.email"></el-input>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" @click="submit">提交修改</el-button>
        <el-button @click="resetForm">重置</el-button>
      </el-form-item>
    </el-form>
  </el-card>
</template>

<script>
export default {
  name: 'UserInfo',
  methods: {
    // 实现用户信息的更新
    submit () {
      //  1. 进行表单的校验
      this.$refs.userFormRef.validate(async (valid) => {
        if (!valid) return // 校验失败
        // 校验成功，发送请求
        // 2. 发送请求，实现修改
        const { data: res } = await this.$http.put(
          '/my/userinfo',
          this.userForm
        )
        // 2.1 请求失败，提示用户
        if (res.code !== 0) return this.$message.error(res.message)
        // 2.2 请求成功，提示用户
        this.$message.success(res.message)
        // 2.3 更新vuex中的userInfo
        this.$store.commit('updateUserInfo',this.userForm)

      })
    },
    // 重置表单
    resetForm () {
      // 因为userForm和v-model进行了双向绑定，所以如果将vuex的对象指向userForm,
      // 那么一旦修改表单的内容，就会修改vuex对象的数据，但是vuex是不允许在组件中直接修改vuex中的数据
      this.userForm = Object.assign({}, this.$store.state.userInfo)
    }
  },
  data () {
    return {
      // 存储数据的对象
      // userForm: {
      //   username: this.$store.state.userInfo.username,
      //   nickname: this.$store.state.userInfo.nickname,
      //   email: this.$store.state.userInfo.email
      // },
      userForm: Object.assign({}, this.$store.state.userInfo),
      // 存储验证规则的对象
      userFormRules: {
        nickname: [
          { required: true, message: '请输入昵称', trigger: 'blur' },
          {
            pattern: /^\S{1,10}$/,
            message: '昵称必须是长度是1-10的非空字符',
            trigger: 'blur'
          }
        ],
        email: [
          { required: true, message: '请输入邮箱', trigger: 'blur' },
          { type: 'email', message: '请输入邮箱的格式', trigger: 'blur' }
        ]
      }
    }
  }
}
</script>

<style lang="less" scoped>
.el-form {
  width: 500px;
}
</style>

